423123114340 has 48 divisors (see below), whose sum is σ = 890438436720. Its totient is φ = 168891392000.

The previous prime is 423123114287. The next prime is 423123114347. The reversal of 423123114340 is 43411321324.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 217493515044 + 205629599296 = 466362^2 + 453464^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423123114299 and 423123114308.

It is not an unprimeable number, because it can be changed into a prime (423123114347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45526734 + ... + 45536026.

It is an arithmetic number, because the mean of its divisors is an integer number (18550800765).

Almost surely, 2^423123114340 is an apocalyptic number.

It is an amenable number.

423123114340 is an abundant number, since it is smaller than the sum of its proper divisors (467315322380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423123114340 is a wasteful number, since it uses less digits than its factorization.

423123114340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13872 (or 13870 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 423123114340 its reverse (43411321324), we get a palindrome (466534435664).

The spelling of 423123114340 in words is "four hundred twenty-three billion, one hundred twenty-three million, one hundred fourteen thousand, three hundred forty".